140275557 has 20 divisors (see below), whose sum is σ = 210667776. Its totient is φ = 93017160.

The previous prime is 140275549. The next prime is 140275571. The reversal of 140275557 is 755572041.

It is not a de Polignac number, because 140275557 - 2³ = 140275549 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140275357) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10938 + ... + 20004.

Almost surely, 2^140275557 is an apocalyptic number.

It is an amenable number.

140275557 is a deficient number, since it is larger than the sum of its proper divisors (70392219).

140275557 is an equidigital number, since it uses as much as digits as its factorization.

140275557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9270 (or 9261 counting only the distinct ones).

The product of its (nonzero) digits is 49000, while the sum is 36.

The square root of 140275557 is about 11843.7982505613. The cubic root of 140275557 is about 519.5898602739.

The spelling of 140275557 in words is "one hundred forty million, two hundred seventy-five thousand, five hundred fifty-seven".